Weekly Problem Set

Problem Set 3

Six problems sent in by Arnold for the meeting Thursday, October 15.

2 min read · October 13, 2026

2026 · number-theory geometry probability putnam · weekly-problem-set
Problem Set 2

Two Putnam problems, one hard and one harder, for the meeting Thursday, September 24.

1 min read · September 17, 2026

2026 · analysis putnam · weekly-problem-set
Problem Set 1

Week 1. Five problems on colorings, invariants, and pigeonholes, with two from the Putnam.

2 min read · September 08, 2026

2026 · combinatorics analysis putnam · weekly-problem-set